The DEMO version only includes 4 pages:
http://jierong.dev
http://jierong.dev/about.html
http://jierong.dev/ja/2022/01/12/database-specialist-examination-passed.html
http://jierong.dev/ja/2021/09/07/information_security-management-examination-passed.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
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